1#ifndef BOOT_COMPRESSED_MISC_H
2#define BOOT_COMPRESSED_MISC_H
3
4/*
5 * Special hack: we have to be careful, because no indirections are allowed here,
6 * and paravirt_ops is a kind of one. As it will only run in baremetal anyway,
7 * we just keep it from happening. (This list needs to be extended when new
8 * paravirt and debugging variants are added.)
9 */
10#undef CONFIG_PARAVIRT
11#undef CONFIG_PARAVIRT_SPINLOCKS
12#undef CONFIG_KASAN
13
14#include <linux/linkage.h>
15#include <linux/screen_info.h>
16#include <linux/elf.h>
17#include <linux/io.h>
18#include <asm/page.h>
19#include <asm/boot.h>
20#include <asm/bootparam.h>
21#include <asm/bootparam_utils.h>
22
23#define BOOT_BOOT_H
24#include "../ctype.h"
25
26#ifdef CONFIG_X86_64
27#define memptr long
28#else
29#define memptr unsigned
30#endif
31
32/* misc.c */
33extern memptr free_mem_ptr;
34extern memptr free_mem_end_ptr;
35extern struct boot_params *real_mode;		/* Pointer to real-mode data */
36void __putstr(const char *s);
37#define error_putstr(__x)  __putstr(__x)
38
39#ifdef CONFIG_X86_VERBOSE_BOOTUP
40
41#define debug_putstr(__x)  __putstr(__x)
42
43#else
44
45static inline void debug_putstr(const char *s)
46{ }
47
48#endif
49
50#if CONFIG_EARLY_PRINTK || CONFIG_RANDOMIZE_BASE
51/* cmdline.c */
52int cmdline_find_option(const char *option, char *buffer, int bufsize);
53int cmdline_find_option_bool(const char *option);
54#endif
55
56
57#if CONFIG_RANDOMIZE_BASE
58/* aslr.c */
59unsigned char *choose_kernel_location(struct boot_params *boot_params,
60				      unsigned char *input,
61				      unsigned long input_size,
62				      unsigned char *output,
63				      unsigned long output_size);
64/* cpuflags.c */
65bool has_cpuflag(int flag);
66#else
67static inline
68unsigned char *choose_kernel_location(struct boot_params *boot_params,
69				      unsigned char *input,
70				      unsigned long input_size,
71				      unsigned char *output,
72				      unsigned long output_size)
73{
74	return output;
75}
76#endif
77
78#ifdef CONFIG_EARLY_PRINTK
79/* early_serial_console.c */
80extern int early_serial_base;
81void console_init(void);
82#else
83static const int early_serial_base;
84static inline void console_init(void)
85{ }
86#endif
87
88#endif
89